[go: up one dir, main page]

DE2118211B2 - Razor blade with coatings - Google Patents

Razor blade with coatings

Info

Publication number
DE2118211B2
DE2118211B2 DE2118211A DE2118211A DE2118211B2 DE 2118211 B2 DE2118211 B2 DE 2118211B2 DE 2118211 A DE2118211 A DE 2118211A DE 2118211 A DE2118211 A DE 2118211A DE 2118211 B2 DE2118211 B2 DE 2118211B2
Authority
DE
Germany
Prior art keywords
razor blade
coating
chromium
blade according
cutting edge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
DE2118211A
Other languages
German (de)
Other versions
DE2118211A1 (en
Inventor
Michael David Egham Surrey Sanderson (Ver. Koenigreich)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WILKINSON SWORD Ltd HIGH WYCOMBE BUCKINGHAMSHIRE (VER KOENIGREICH)
Original Assignee
WILKINSON SWORD Ltd HIGH WYCOMBE BUCKINGHAMSHIRE (VER KOENIGREICH)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by WILKINSON SWORD Ltd HIGH WYCOMBE BUCKINGHAMSHIRE (VER KOENIGREICH) filed Critical WILKINSON SWORD Ltd HIGH WYCOMBE BUCKINGHAMSHIRE (VER KOENIGREICH)
Publication of DE2118211A1 publication Critical patent/DE2118211A1/de
Publication of DE2118211B2 publication Critical patent/DE2118211B2/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B21/00—Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor
    • B26B21/54—Razor-blades
    • B26B21/58—Razor-blades characterised by the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B21/00—Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor
    • B26B21/54—Razor-blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B21/00—Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor
    • B26B21/54—Razor-blades
    • B26B21/58—Razor-blades characterised by the material
    • B26B21/60—Razor-blades characterised by the material by the coating material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/923—Physical dimension
    • Y10S428/924—Composite
    • Y10S428/926—Thickness of individual layer specified
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9265—Special properties
    • Y10S428/932—Abrasive or cutting feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12389—All metal or with adjacent metals having variation in thickness
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
    • Y10T428/12542—More than one such component
    • Y10T428/12549—Adjacent to each other
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
    • Y10T428/12556—Organic component
    • Y10T428/12569—Synthetic resin
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
    • Y10T428/12576—Boride, carbide or nitride component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
    • Y10T428/12583—Component contains compound of adjacent metal
    • Y10T428/1259—Oxide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
    • Y10T428/12611—Oxide-containing component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12778—Alternative base metals from diverse categories
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
    • Y10T428/12826—Group VIB metal-base component
    • Y10T428/12847—Cr-base component
    • Y10T428/12854—Next to Co-, Fe-, or Ni-base component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/3154—Of fluorinated addition polymer from unsaturated monomers

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physical Vapour Deposition (AREA)
  • Dry Shavers And Clippers (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Scissors And Nippers (AREA)
  • Heat Treatment Of Articles (AREA)
  • Knives (AREA)

Description

»egen Verschleiß zu machen, so daß die Haltbarkeit der Rasierklinge wesentlich gegenüber einer vergleichbaren verbessert wird, die allein einen Chromüberzug aufweist Darüber hinaus hat die Chromnitridschicht auch noch verbessernde Eigenschaften hinsichtlich der Korrosionsbeständigkeit»To make wear and tear, so that the durability of the Razor blade significantly over a comparable one is improved, which alone has a chromium coating. In addition, the chromium nitride layer has also improving properties in terms of Corrosion resistance

In einer bevorzugten Ausführungsform der Erfindung ist die Rasierklinge zuerst mit einem Chromüberzug auf der Schneidkante versehen, ist darüber ein Chromnitridüberzug ausgebildet und befindet sich hierauf schließlich ein Polymerüberzug. Der Chromüberzug kann durchIn a preferred embodiment of the invention, the razor blade is first coated with a chrome coating provided on the cutting edge, a chromium nitride coating is formed over it and is finally located thereon a polymer coating. The chrome plating can through

ίο Chrombedampfung auf den vorher gereinigten Schneidkanten von elektroplattierten Prallplatten bei einem Druck zwischen 0,13 · 10~3 bar und 13,33 · 10-3 bar in einer Restatmosphäre aus Inertgas, beispielsweise Argon oder Helium unter Verwendung einer handelsüb-ίο Chrombedampfung on the previously cleaned cutting edges of electroplated baffle plates at a pressure between 0.13 · 10 -3 bar and 13,33 · 10 -3 bar in a residual atmosphere of inert gas, such as argon or helium using a standard commercial

liehen Ionenplasma-Bedampfungsvorrichtung ausgebildet werden. Die Schichtstärke des Chromüberzugs kann z.B. zwischen 5 und 45nm betragen, soll jedoch vorzugsweise nicht größer als 20 nm sein. Nach diesem Verfahrensschritt im Wege der Herstellung der erfindungsgemäßen Rasierklinge wird die Bedampfung in einer Restatmosphäre aus Stickstoff bei einem Druck von beispielsweise 133 bis 5,33 · ΙΟ-1 bar wiederholtborrowed ion plasma evaporation device can be formed. The layer thickness of the chrome coating can be, for example, between 5 and 45 nm, but should preferably not be greater than 20 nm. After this process step in the course of producing the razor blade according to the invention, the vapor deposition is repeated in a residual nitrogen atmosphere at a pressure of, for example, 133 to 5.33 · ± 1 bar

» um einen Chromnitridüberzug herzustellen.»To produce a chromium nitride coating.

Vorzugsweise werden die Klingen einer oxydbilden-The blades are preferably made of an oxide-forming

2"» den Atmosphäre bzw. einer oxydierenden Atmosphäre nach der Herstellung des anfänglichen Überzugs ausgesetzt, so daß die Oberflächenregion des anfänglichen Überzugs oxydiert wird. Eine Möglichkeit die Oxydation zu bewirken, besteht darin, kontrolliert Luft2 "» the atmosphere or an oxidizing atmosphere exposed after the production of the initial coating, so that the surface region of the initial Coating is oxidized. One way of causing oxidation is to use controlled air

J" in den Bedampfungsapparat zwischen den zwei die Überzüge ausbildenden Verfahrensstufen einzuführen.J "in the steamer between the two die To introduce coating-forming process stages.

Der Nitridüberzug soll eine Schichtstärke von beispielsweise 5 bis 45 nm aufweisen, jedoch vorzugsweise nicht größer als 15 nm sein. Ein bevorzugterThe nitride coating should have a layer thickness of, for example, 5 to 45 nm, but preferably must not be larger than 15 nm. A preferred one

**> Bereich für die Schichtstärke der zwei Überzüge zusammen liegt zwischen 10 und 50 nm oder sogar herauf bis zu 75 nm. **> The range for the layer thickness of the two coatings together is between 10 and 50 nm or even up to 75 nm.

Der verwendete Begriff »Chromnitridschicht« soll alle Überzüge im Bereich von einem geringenThe term "chromium nitride layer" used is intended to cover all coatings in the range of a small amount

«ο Stickstoffanteil in fester Lösung (Mischkristall) mit Chrom bis zu jeder der Chrom-Nitrid-Verbindungen Cr2N, Cr3N2 und CrN oder jeder Kombination von diesen umfassen. Demzufolge kann sich der Zusammensetzungsbereich von 0,01 Atom°/o Stickstoff bis 55 Atom°/o Stickstoff erstrecken.«Ο Nitrogen content in solid solution (mixed crystal) with chromium up to each of the chromium nitride compounds Cr 2 N, Cr 3 N 2 and CrN or any combination of these. Accordingly, the compositional range can extend from 0.01 atom% nitrogen to 55 atom% nitrogen.

Die Reaktion zwischen Chrom und Stickstoff kann beim Verdampfen auf der Oberfläche der Prallplatte vor sich gehen oder beim Sprühen der metallischen Partikel durch das ionisierte Stickstoffplasma oder nachdem dasThe reaction between chromium and nitrogen can occur on the surface of the baffle plate as it evaporates walking or when the metallic particles are sprayed by the ionized nitrogen plasma or after the

r'° Metall auf der Klingenoberfläche abgelagert worden ist. Die Gaszusammensetzung kann in einem weiten Bereich, der von den Sprüh- oder Bedampfungsbedingungen abhängt, variiert werden. So kann beispielsweise der Stickstoff mit einem Inertgas wie Argon verdünnt r '° metal has been deposited on the surface of the blade. The gas composition can be varied within a wide range, which depends on the spraying or vapor deposition conditions. For example, the nitrogen can be diluted with an inert gas such as argon

« werden. Beispielsweise sei angegeben, daß der Bereich von 5 Volum% des Gases in Argin bis zu 100 Volum% des Stickstoffs oder anderen Gases reichen kann. Alternativ kann ein Gas mit einem großen Stickstoffanteil, beispielsweise gekrackter Ammoniak und/oder" will. For example, let it be stated that the area can range from 5% by volume of the gas in argin to 100% by volume of nitrogen or other gas. Alternatively, a gas with a large proportion of nitrogen, for example cracked ammonia and / or

b0 Luft, verdünnt durch ein inertes Gas, verwendet werden. Die Metallzerstäubung kann Gleichstromzerstäubung oder Hochfrequenzzerstäubung sein, wobei in dem letzteren Fall die Zerstäubung von einer Chromnitrid-Prallplatte in einer inerten Atmosphäre direkt ausgehen b0 air diluted by an inert gas can be used. The metal atomization can be direct current atomization or high frequency atomization, in the latter case the atomization emanating directly from a chromium nitride baffle plate in an inert atmosphere

b5 kann. Alternativ zu dem Aufbringen der Überzüge durch Metallzerstäubung kann eine chemische Dampfabscheidung oder eine Reaktionsverdampfung durchgeführt werden. b5 can. As an alternative to applying the coatings by metal atomization, chemical vapor deposition or reaction evaporation can be carried out.

Claims (9)

Patentanspräche:Patent Claims: 1. Rasierklinge mit — wenigstens im Bereich einer Schneidkante — einem Chromüberzug sowie mindestens einem diesem überlagerten weiteren Überzug, dadurch gekennzeichnet, daß der1. Razor blade with - at least in the area of a cutting edge - a chrome coating and at least a further coating superimposed on this, characterized in that the ■weitere Überzug von einer Chromnitridschicht gebildet ist■ further coating of a chromium nitride layer is formed 2. Rasierklinge nach Anspruch I1 dadurch gekennzeichnet, daß die Oberfläche des Chromüberzugs aus Chromoxyd besteht.2. Razor blade according to claim I 1, characterized in that the surface of the chromium coating consists of chromium oxide. 3. Rasierklinge nach einem der Ansprüche 1 oder 2, dadurch gekennzeichnet, daß die Überzüge jeweils eine Schichtstärke zwischen 5 und 45 nm aufweisen.3. Razor blade according to one of claims 1 or 2, characterized in that the coatings each have a layer thickness between 5 and 45 nm. 4. Rasierklinge nach Anspruch 3, dadurch gekennzeichnet, daß der Chromüberzug eine Schichtstärke zwischen 7 und 20 nm besitzt4. Razor blade according to claim 3, characterized in that the chrome coating is a Layer thickness between 7 and 20 nm 5. Rasierklinge nach einem der Ansprüche 3 und 4, dadurch gekennzeichnet, daß der obere Überzug eine Schichtstärke zwischen 5 und 15 nm besitzt5. razor blade according to one of claims 3 and 4, characterized in that the upper coating has a layer thickness between 5 and 15 nm 6. Rasierklinge nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet daß der Chromnitridschicht in bekannter Weise ein Überzug aus einem Polymer überlagert ist.6. Razor blade according to one of claims 1 to 5, characterized in that the chromium nitride layer a coating made of a polymer is superimposed in a known manner. 7. Rasierklinge nach Anspruch 6, dadurch gekennzeichnet daß es sich in bekannter Weise um ein Fluorkohlenstoffpolymer handelt7. razor blade according to claim 6, characterized in that it is in a known manner is a fluorocarbon polymer 8. Rasierklinge nach Anspruch 7, dadurch gekennzeichnet, daß es sich in bekannter Weise im Polytetrafluoräthylen handelt.8. razor blade according to claim 7, characterized in that it is in a known manner Polytetrafluoroethylene acts. 9. Rasierklinge nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet daß der Chromnitridschicht in bekannter Weise ein Überzug aus einem Copolymer von Thiokarbonfluorid und Tetrafluoräthylen überlagert ist.9. razor blade according to one of claims 1 to 5, characterized in that the chromium nitride layer in a known manner a coating made of a copolymer of thiocarbon fluoride and tetrafluoroethylene is superimposed. Die Erfindung betrifft eine Rasierklinge mit — wenigstens im Bereich einer Schneidkante — einem Chromüberzug sowie mindestens einem diesem überlagerten weiteren Überzug.The invention relates to a razor blade with - at least in the area of a cutting edge - one Chromium coating and at least one further coating superimposed on this. Aus der DE-AS 12 04 102 und der US-PS 34 80 483 sind Rasierklingen bekannt, die mit einem Überzug aus Chrom wenigstens im Bereich einer Schneidkante versehen sind. Dabei kann eine weitere, den Chromüberzug überlagernde Schicht (nämlich PTFE) vorgesehen sein.From DE-AS 12 04 102 and US-PS 34 80 483 razor blades are known which are made with a coating Chromium are provided at least in the area of a cutting edge. Another option is the chrome coating overlapping layer (namely PTFE) may be provided. Der Erfindung liegt die Aufgabe zugrunde, eine Rasierklinge der eingangs genannten Art derart zu verbessern, daß unter Erhaltung der Schneidfestigkeit und Korrosionsbeständigkeit der Verschleißwiderstand der Oberfläche vergrößert wird.The invention is based on the object of providing a razor blade of the type mentioned at the beginning improve that while maintaining the cutting resistance and corrosion resistance of the wear resistance the surface is enlarged. Die Aufgabe ist erfindungsgemäß dadurch gelöst, daß der weitere Überzug von einer Chromnitridschicht gebildet ist Vorzugsweise besteht dabei die Oberfläche des Chromüberzugs aus Chromoxyd. Weitere zweckmäßige Ausgestaltungen der erfindungsgemäßen Rasierklinge sind in den Unteransprüchen beansprucht.The object is achieved according to the invention in that the further coating is a chromium nitride layer Preferably, the surface of the chromium coating consists of chromium oxide. More expedient Refinements of the razor blade according to the invention are claimed in the subclaims. Durch die Erfindung erhält die Rasierklinge kombinative Eigenschaften. Die Chromschicht bewirkt die Festigkeit und Schärfe der Schneidkante, schützt gegen Korrosion und Beschädigung der Schneidkante während der Gebrauchszeit der Rasierklinge, wohingegen der darüber angeordnete Überzug aus Chromnitirid dazu dient, die äußere Oberfläche widerstandsfähigThe invention gives the razor blade combinative properties. The chrome layer does that Strength and sharpness of the cutting edge, protects against corrosion and damage to the cutting edge during the usage time of the razor blade, whereas the coating made of chromium nitride over it serves to make the outer surface resistant
DE2118211A 1970-04-17 1971-04-15 Razor blade with coatings Withdrawn DE2118211B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1840970 1970-04-17

Publications (2)

Publication Number Publication Date
DE2118211A1 DE2118211A1 (en) 1971-10-28
DE2118211B2 true DE2118211B2 (en) 1980-07-31

Family

ID=10111967

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19712118212 Pending DE2118212A1 (en) 1970-04-17 1971-04-15
DE2118211A Withdrawn DE2118211B2 (en) 1970-04-17 1971-04-15 Razor blade with coatings

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19712118212 Pending DE2118212A1 (en) 1970-04-17 1971-04-15

Country Status (21)

Country Link
US (2) US3743551A (en)
AT (1) AT320472B (en)
BE (1) BE765869A (en)
BG (1) BG19094A3 (en)
BR (1) BR7102060D0 (en)
CA (2) CA927224A (en)
CH (1) CH532987A (en)
DE (2) DE2118212A1 (en)
ES (1) ES196198Y (en)
FI (1) FI52174C (en)
FR (1) FR2089640A5 (en)
GB (1) GB1342071A (en)
IE (1) IE36006B1 (en)
IL (1) IL36603A (en)
LU (1) LU63002A1 (en)
NO (1) NO135203C (en)
PL (1) PL83264B1 (en)
RO (1) RO61556A (en)
SU (1) SU513605A3 (en)
TR (1) TR17249A (en)
ZA (2) ZA712333B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4009994A1 (en) * 1989-03-28 1990-10-04 Kanefusa Knife & Saw CUTTING ENGINE FOR TURNING WOOD

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT385058B (en) * 1946-07-17 1988-02-10 Vni Instrument Inst METHOD FOR MOUNTING CUTTING TOOLS
US3916523A (en) * 1969-09-29 1975-11-04 Warner Lambert Co Coated razor blade
US4209017A (en) * 1970-08-13 1980-06-24 Shaw Robert F Surgical instrument having self-regulating radiant heating of its cutting edge and method of using the same
AU485283B2 (en) * 1971-05-18 1974-10-03 Warner-Lambert Company Method of making a razorblade
US3761372A (en) * 1971-07-09 1973-09-25 Gillette Co Method for producing an improved cutting tool
GB1423831A (en) * 1972-04-08 1976-02-04 Wilkinson Sword Ltd Razor blades
GB1420941A (en) * 1972-04-08 1976-01-14 Wilkinson Sword Ltd Razor blades
US3960608A (en) * 1972-08-05 1976-06-01 Wilkinson Sword Limited Members having a cutting edge
US3871836A (en) * 1972-12-20 1975-03-18 Allied Chem Cutting blades made of or coated with an amorphous metal
US3912611A (en) * 1973-03-12 1975-10-14 Bell Telephone Labor Inc Film material and devices using same
GB1525433A (en) * 1977-04-18 1978-09-20 Gillette Co Coating process
US4071382A (en) * 1976-07-22 1978-01-31 Midland-Ross Corporation Method for case hardening powdered metal parts
JPS6033192B2 (en) * 1980-12-24 1985-08-01 日本鋼管株式会社 Composite coated steel sheet with excellent corrosion resistance, paint adhesion, and paint corrosion resistance
WO1982003036A1 (en) * 1981-03-02 1982-09-16 Andreev Anatoly Afanasevich Coating for metal-cutting tool
US4645715A (en) * 1981-09-23 1987-02-24 Energy Conversion Devices, Inc. Coating composition and method
DE3311815C3 (en) * 1983-03-31 1997-12-04 Leybold Ag Method of making discs
US4608243A (en) * 1983-04-04 1986-08-26 Borg-Warner Corporation High hardness hafnium nitride
DE3318999A1 (en) * 1983-05-25 1984-11-29 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München COATED METAL OBJECT AND METHOD FOR THE PRODUCTION THEREOF
GB2140460B (en) * 1983-05-27 1986-06-25 Dowty Electronics Ltd Insulated metal substrates
US4985313A (en) * 1985-01-14 1991-01-15 Raychem Limited Wire and cable
US4717632A (en) * 1983-08-22 1988-01-05 Ovonic Synthetic-Materials Company, Inc. Adhesion and composite wear resistant coating and method
JPS6126769A (en) * 1984-07-13 1986-02-06 Katsuhiro Okubo Formation of colored hard film
JPS6137960A (en) * 1984-07-28 1986-02-22 Tadanobu Okubo Metal surface processing method
US4919773A (en) * 1984-11-19 1990-04-24 Avco Corporation Method for imparting erosion-resistance to metallic substrates
US4931152A (en) * 1984-11-19 1990-06-05 Avco Corporation Method for imparting erosion-resistance to metallic substrate
NL8502656A (en) * 1985-09-27 1987-04-16 Skf Ind Trading & Dev CAGE OF PLASTIC FOR A ROLL BEARING.
US4683043A (en) * 1986-01-21 1987-07-28 Battelle Development Corporation Cubic boron nitride preparation
US4769291A (en) * 1987-02-02 1988-09-06 The Boc Group, Inc. Transparent coatings by reactive sputtering
US4936959A (en) * 1987-12-16 1990-06-26 Ford Motor Company Method of making cutting tool for aluminum work pieces having enhanced crater wear resistance
AU625072B2 (en) * 1988-07-13 1992-07-02 Warner-Lambert Company Shaving razors
US5098540A (en) * 1990-02-12 1992-03-24 General Electric Company Method for depositing chromium coatings for titanium oxidation protection
AU1772292A (en) * 1991-04-05 1992-11-02 Warner-Lambert Company Coated cutting tool
JPH06101463B2 (en) * 1991-04-30 1994-12-12 インターナショナル・ビジネス・マシーンズ・コーポレイション Method and substrate for bonding fluorocarbon polymer film to substrate
JPH06101462B2 (en) * 1991-04-30 1994-12-12 インターナショナル・ビジネス・マシーンズ・コーポレイション Method and substrate for bonding fluorocarbon polymer film to substrate
US5232568A (en) * 1991-06-24 1993-08-03 The Gillette Company Razor technology
US5669144A (en) * 1991-11-15 1997-09-23 The Gillette Company Razor blade technology
US5295305B1 (en) * 1992-02-13 1996-08-13 Gillette Co Razor blade technology
US5301431A (en) * 1992-12-01 1994-04-12 Etm Corporation Hand-held cutting tool
US6258256B1 (en) 1994-01-04 2001-07-10 Chevron Phillips Chemical Company Lp Cracking processes
US6274113B1 (en) 1994-01-04 2001-08-14 Chevron Phillips Chemical Company Lp Increasing production in hydrocarbon conversion processes
US5575902A (en) * 1994-01-04 1996-11-19 Chevron Chemical Company Cracking processes
US5630275A (en) * 1994-08-23 1997-05-20 Warner-Lambert Company Multi-blade razor head with improved performance
US6419986B1 (en) 1997-01-10 2002-07-16 Chevron Phillips Chemical Company Ip Method for removing reactive metal from a reactor system
US6077572A (en) * 1997-06-18 2000-06-20 Northeastern University Method of coating edges with diamond-like carbon
US6684513B1 (en) * 2000-02-29 2004-02-03 The Gillette Company Razor blade technology
US20040121159A1 (en) * 2002-11-08 2004-06-24 Nathan Cloud Microtome blade coating for enhanced performance
US20040172832A1 (en) * 2003-03-04 2004-09-09 Colin Clipstone Razor blade
CN1822928A (en) * 2003-07-15 2006-08-23 皇家飞利浦电子股份有限公司 A coated cutting member having a nitride hardened substrate
US7673541B2 (en) * 2004-06-03 2010-03-09 The Gillette Company Colored razor blades
KR101131241B1 (en) * 2004-09-08 2012-03-30 빅-비올렉스 에스아 Method for deposition of a layer on razor blade edge and razor blade
JP2006161066A (en) * 2004-12-02 2006-06-22 Seiko Epson Corp Sputtering target, manufacturing method thereof, sputtering apparatus, and liquid jet head
US7284461B2 (en) * 2004-12-16 2007-10-23 The Gillette Company Colored razor blades
WO2006079360A1 (en) * 2005-01-27 2006-08-03 Bic Violex Sa Razor blade, razor head, razor and method of manufacturing a razor blade
US20060277767A1 (en) * 2005-06-14 2006-12-14 Shuwei Sun Razor blades
US20070056404A1 (en) * 2005-09-14 2007-03-15 Pricone Robert M Method and apparatus for and to make hair removal elements
US20070124944A1 (en) * 2005-11-30 2007-06-07 Eveready Battery Company, Inc. Razor blade and method of making it
US7966909B2 (en) * 2007-07-25 2011-06-28 The Gillette Company Process of forming a razor blade
US8505414B2 (en) * 2008-06-23 2013-08-13 Stanley Black & Decker, Inc. Method of manufacturing a blade
MX347556B (en) * 2008-09-19 2017-05-02 Acme United Corp Coatings for cutting implements.
EP2429777B2 (en) 2009-05-15 2022-06-01 The Gillette Company LLC Razor blade coating
US9598761B2 (en) 2009-05-26 2017-03-21 The Gillette Company Strengthened razor blade
US8769833B2 (en) 2010-09-10 2014-07-08 Stanley Black & Decker, Inc. Utility knife blade
US8894770B2 (en) * 2012-03-14 2014-11-25 Andritz Iggesund Tools Inc. Process and apparatus to treat metal surfaces
US20140023864A1 (en) 2012-07-19 2014-01-23 Anirudha V. Sumant Superlubricating Graphene Films
US9943879B2 (en) 2014-10-06 2018-04-17 Edgewell Personal Care Brands, Llc Method of shaping a surface coating on a razor blade
EP3204199B1 (en) 2014-10-06 2020-08-19 Edgewell Personal Care Brands, LLC Method of shaping a surface coating on a razor blade using centrifugal force
US10745641B2 (en) 2017-02-09 2020-08-18 Uchicago Argonne, Llc Low friction wear resistant graphene films
EP3639991A1 (en) 2018-10-19 2020-04-22 Edgewell Personal Care Brands, LLC Razor blade and method of making it
US11440049B2 (en) * 2019-09-30 2022-09-13 Uchicago Argonne, Llc Low friction coatings
US11155762B2 (en) 2019-09-30 2021-10-26 Uchicago Argonne, Llc Superlubrious high temperature coatings
US12173245B2 (en) 2021-06-18 2024-12-24 Uchicago Argonne, Llc Robust superlubricity with steel surfaces in sliding contacts
EP4392214A1 (en) 2021-08-24 2024-07-03 Edgewell Personal Care Brands, LLC System and method for coating a blade

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4009994A1 (en) * 1989-03-28 1990-10-04 Kanefusa Knife & Saw CUTTING ENGINE FOR TURNING WOOD

Also Published As

Publication number Publication date
SU513605A3 (en) 1976-05-05
CH532987A (en) 1973-01-31
CA927224A (en) 1973-05-29
NO135203B (en) 1976-11-22
CA989687A (en) 1976-05-25
ES196198U (en) 1980-03-16
ES196198Y (en) 1982-06-01
PL83264B1 (en) 1975-12-31
RO61556A (en) 1976-12-15
US3774703A (en) 1973-11-27
ZA712333B (en) 1972-01-26
IE36006B1 (en) 1976-07-21
FI52174C (en) 1977-07-11
LU63002A1 (en) 1971-08-26
AT320472B (en) 1975-02-10
DE2118212A1 (en) 1971-10-28
DE2118211A1 (en) 1971-10-28
FR2089640A5 (en) 1972-01-07
TR17249A (en) 1976-08-03
BE765869A (en) 1971-10-18
IL36603A (en) 1974-03-14
IL36603A0 (en) 1971-06-23
ZA712332B (en) 1972-01-26
FI52174B (en) 1977-03-31
BG19094A3 (en) 1975-04-30
GB1342071A (en) 1973-12-25
US3743551A (en) 1973-07-03
BR7102060D0 (en) 1973-04-05
IE36006L (en) 1971-10-17
NO135203C (en) 1977-03-02

Similar Documents

Publication Publication Date Title
DE2118211B2 (en) Razor blade with coatings
DE2216030A1 (en)
DE2362895A1 (en) CUTTING TOOL AND METHOD OF MANUFACTURING IT
DE102012017731A1 (en) Ti-Al-Ta based coating with improved temperature resistance
DE4497176C2 (en) Process for producing a razor blade with a polymer coating applied to its cutting surface
DE2841552C2 (en) Spray powder for the production of wear-resistant coatings on the running surfaces of machine parts exposed to sliding friction
EP3948996A1 (en) Layer system, bipolar plate comprising such a layer system, and fuel cell produced therewith
CH664377A5 (en) DECORATIVE BLACK WEAR PROTECTIVE LAYER.
CH653707A5 (en) POWDER-SHAPED INJECTION MATERIAL ON A NICKEL-CHROME BASE.
DE2730530A1 (en) SHAVING TOOL
DE3601439C1 (en) Layered composite material, in particular for sliding and friction elements, and method for its production
DE2202015A1 (en) Process for improving the properties of steel cutting edges
EP1502694A2 (en) Nozzle for cutting or welding
EP2999807B1 (en) Barrier coating for turbochargers
DE2037454C3 (en) Steel razor blade with coated cutting edge
DE1181519B (en) Process to deposit a coating of two or more substances on a workpiece by means of cathode atomization, as well as device for carrying out the process
DE2255733A1 (en) METHOD FOR PRODUCING AN ENVIRONMENTALLY NEUTRAL OPERATIONAL ANODE
AT517717B1 (en) Method for depositing a layer on a plain bearing element blank
DE4112029C2 (en) Rotor electrode for a distributor
AT523830B1 (en) Method of making an antimicrobial coating
DE3042921C2 (en)
DE865485C (en) Electric capacitor with burnout coverings
DE2453918A1 (en) ELECTRICAL CONTACT MATERIAL AND METHOD OF MANUFACTURING THEREOF
WO2014180646A1 (en) Electrical steel sheet with a layer improving the electrical insulation and method for the production thereof
DE102013110118A1 (en) Solar absorber and process for its production

Legal Events

Date Code Title Description
OD Request for examination
BHJ Nonpayment of the annual fee